Title:
複合材料
Document Type and Number:
Japanese Patent JP4391400
Kind Code:
B2
Abstract:
A plastic diaper has a compound elastic closure consisting of a substrate foil that stretches more in one first direction than another. The substrate foil is bonded to a cover layer of non-woven elastic polymer fibers (3). On stretching in the first direction the fibers, the stretch is limited by non-elastic thermoplastic fibers also present. The cover layer is fabricated from spun fleece whose filament core is made of non-elastic thermopastic polymer. The specific weight of the cover layer is between 10 g/m2 and 200 g/m2. The non-elastic fibers represent about 20% Wt. The elastic substrate has a specific weight of 5 to 150 g/m2. also claimed is a suitable manufacturing process.
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Inventors:
Georg Bardauf
Application Number:
JP2004357295A
Publication Date:
December 24, 2009
Filing Date:
December 09, 2004
Export Citation:
Assignee:
Nordenia Deutschland Gronau Gesellschaft Mito Beschlenktel Haftung
International Classes:
A61F13/49; B32B5/04; A44B18/00; A61F13/15; A61F13/56; A61F13/58; A61F13/62; B32B3/00; B32B7/12; B32B27/12; B32B27/14; D04H1/593; D04H3/16; D04H13/00; D06N7/00
Domestic Patent References:
| JP7252762A | ||||
| JP9291454A | ||||
| JP10211236A | ||||
| JP5222601A |
Attorney, Agent or Firm:
Mitsufumi Esaki
Tsuneo Mihara
Okumura Yoshimichi
Blacksmith
Tsuneo Mihara
Okumura Yoshimichi
Blacksmith